Good for your gut* *Contains calcium, which contributes to the normal function of digestive enzymes. You'll find our bars only contain naturally occurring sugars and salt from plant-based foods. Why gut health? It's no secret that we champion good gut health here at Bio & Me. In fact, we hope it's obvious that when it comes to looking after your gut (and you in general), we want to make things as deliciously easy for you as possible.